Finding the Fourth Proportional to 1,817,115.33, 2,507,635.97 and 1,001,348.21
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Solution
The fourth proportional to 1,817,115.33, 2,507,635.97 and 1,001,348.21 is: 1,381,869.80
Step by Step Solution
- Step 1: Write the proportion equation
1,817,115.33 : 2,507,635.97 = 1,001,348.21 : x - Step 2: Convert to fraction form
1,817,115.33/2,507,635.97 = 1,001,348.21/x - Step 3: Cross multiply
1,817,115.33x = 2,507,635.97 × 1,001,348.21 - Step 4: Simplify right side
1,817,115.33x = 2,511,016,789,891.11 - Step 5: Solve for x
x = 2,511,016,789,891.11/1,817,115.33 - Step 6: Final answer
x = 1,381,869.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.